MA; Qianjing
Patent Applications and Registrations
Patent applications and USPTO patent grants for MA; Qianjing.The latest application filed is for "keys and locks".
- MA; Qianjing - Zhengzhou CN
| Patent | Date |
|---|---|
| Keys And Locks App 20210312735 - MA; Yaowu ; et al. | 2021-10-07 |
| Electrical connector structure adapted for vehicle cigarette lighter device Grant 11,056,828 - Ma , et al. July 6, 2 | 2021-07-06 |
| Key and lock set Grant 11,055,938 - Ma , et al. July 6, 2 | 2021-07-06 |
| Electrical Connector Structure Adapted For Vehicle Cigarette Lighter Device App 20200388956 - MA; Yaowu ; et al. | 2020-12-10 |
| Electrical connector structure adapted for a cigarette lighting device in vehicles Grant 10,797,436 - Ma , et al. October 6, 2 | 2020-10-06 |
| Keys And Locks App 20200143616 - MA; Yaowu ; et al. | 2020-05-07 |
| Keys and locks Grant 10,529,161 - Ma , et al. J | 2020-01-07 |
| Secure Electrical Socket And Plug App 20180323537 - MA; Yaowu ; et al. | 2018-11-08 |
| High Air-Tightness Device App 20170222388 - Ma; Yaowu ; et al. | 2017-08-03 |
| Vehicle Key Apparatus App 20170088099 - Ma; Yaowu ; et al. | 2017-03-30 |
| Keys and Locks App 20160371907 - Ma; Yaowu ; et al. | 2016-12-22 |
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